package com.kk.dp.danli;

/**
 * @Description:
 * @Author: kangkai
 * @Date: 2025/3/13 20:31
 */
public class Mgr03 {
    private static Mgr03 INSTANCE;
    private  Mgr03(){}
    public static Mgr03 getInstance(){
        if (INSTANCE == null){
            try {
                Thread.sleep(1);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            INSTANCE = new Mgr03();
        }
        return INSTANCE;
    }
    public void m(){
        System.out.println("m");
    }

    public static void main(String[] args) {
        for (int i = 0; i < 100; i++) {
            new Thread(()->{
                System.out.println(Mgr03.getInstance().hashCode());
            }).start();
        }
    }
}
